import React, { Component } from 'react';
// import Demo from './components/1_setState'
// import RouterLazyLoad from './components/2_lazyLoad';
// import Hooks from './components/3_hooks';
// import FragmentDemo from './components/4_fragment';
import A from './components/5_context';

class App extends Component {
  render() {
    return (
      <div>
        {/* <Demo count={99}></Demo> */}
        
        {/* <RouterLazyLoad></RouterLazyLoad> */}
        {/* <Hooks></Hooks> */}
        {/* <FragmentDemo></FragmentDemo> */}
        <A></A>
      </div>
    );
  }
}

export default App;